code: def isNoneOrScalar(value):
      return value is None or np.isscalar(value[0])
  
file_path: pyqtgraph/pyqtgraph/examples/MultiDataPlot.py
imports: import traceback
  import numpy
  import pyqtgraph
  from pyqtgraph.graphicsItems.ScatterPlotItem import name_list
  from pyqtgraph.Qt import QtWidgets, QtCore
  from pyqtgraph.parametertree import interact, ParameterTree, Parameter
  import random
label_desc: Use image node_id 2 for calling a global function with example usage: isNoneOrScalar(value) and returns: unknown